BBC Sport F1 correspondent Andrew Benson answers your questions following the season-opening Australian Grand Prix.

From the BMW 340i and Audi S4 to the Genesis G70 3.3T and Infiniti Q50 Red Sport 400, these used sport sedans respond quickly to mild ECU tunes. With turbocharged engines and strong aftermarket ...

But what's a little less well-known – partly because just 250 were ever built and partly because it was never sold in the US or Canada – is that before the first R32 arrived, VW built another ...